Alexandrite and Chondrodite Physical Properties

Alexandrite

Chondrodite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.813.10-3.20

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

1,1 ; 3,2.

Poor to good on (001)

1.7 Mohs Hardness

8.56-6.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Alexandrite and Chondrodite Chemical Formula

While comparing Alexandrite and Chondrodite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Alexandrite and Chondrodite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Compare Gems for Scorpio

Alexandrite Vs Citrine

Alexandrite Vs Gahnospinel

Alexandrite Vs Fluorite

Alexandrite and Chondrodite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Chondrodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Chondrodite Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 3.10-3.20 whereas that of Chondrodite is 3.10-3.20.